12284977 has 2 divisors, whose sum is σ = 12284978. Its totient is φ = 12284976.

The previous prime is 12284969. The next prime is 12284981. The reversal of 12284977 is 77948221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11895601 + 389376 = 3449^2 + 624^2 .

It is a cyclic number.

It is not a de Polignac number, because 12284977 - 2³ = 12284969 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (12284947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6142488 + 6142489.

It is an arithmetic number, because the mean of its divisors is an integer number (6142489).

Almost surely, 2^12284977 is an apocalyptic number.

It is an amenable number.

12284977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12284977 is an equidigital number, since it uses as much as digits as its factorization.

12284977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 40.

The square root of 12284977 is about 3504.9931526324. The cubic root of 12284977 is about 230.7410064313.

The spelling of 12284977 in words is "twelve million, two hundred eighty-four thousand, nine hundred seventy-seven".